Portable and durable, easy to carry, lightweight. When you brake, the light will turn on (without on/off switch button). With ultra brightness red LED light. Water Resistant: waterproof design, circuit with special treatment, normal use on a rainy day. Warning behind vehicles keep safe distance. Easy to install. Perfect accessory for outdoor biking or hiking.

High performance LED, lengthy lifespan. Easy set up. With 33 SMD LED, high luminous efficiency with excessive brightness light output. Power saving, no UV and IR radiation, shock-proof and anti-corrosion.…